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mixas84 [53]
4 years ago
9

What part of a resource record tells a server how long the record should remain in the cache?

Computers and Technology
1 answer:
V125BC [204]4 years ago
8 0
Time-to-live or TTL <span>tells a server how long the record should remain in the cache.
TTL is a mechanism that limits the lifetime of data in a network or a computer and prevents data packets from circulating indefinitely.
</span><span>It also improves the caching and privacy of networks and computers.</span>
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Ram and hard disks are both forms of data storage. How are they alike? How are they different? In particular, discuss the relati
saw5 [17]

solution:

RAM takes the form of computer chips — integrated circuits — that are either soldered directly onto the main logic board of your computer, or installed in memory modules that go in sockets on your computer’s logic board.

RAM stands for Random Access Memory. The data stored in RAM can be accessed almost instantly regardless of where in memory it is stored, so it’s very fast – milliseconds fast. RAM has a very fast path to the computer’s CPU, or central processing unit, the “brain” of the computer which does most of the work.

Computers need some form of non-volatile storage: A place data can stay even when the computer isn’t being used, so you don’t have to reload and re-enter everything each time you use the computer. That’s the point of having storage, in addition to RAM.

Storage for the vast majority of computers in use today consists of a hard disk drive. Hard drives can provide hundreds or thousands of gigabytes of space that can be used to store applications, documents, data and all the other stuff you need to get your work done

Storage is slower than RAM. Hard disk drives are mechanical devices, so they can’t access information nearly as quickly as memory does. And storage devices in most personal computers use an interface called Serial ATA (SATA), which affects the speed at which data can move between the drive and the CPU.

They affects our computer by these ways

RAM, the most serious bottleneck to improving performance in your computer can be your storage. Even with plenty of RAM installed, computers need to write information and read it from the storage system – the hard drive or the SSD.

Hard drives come in different speeds and sizes. Many operate at 5400 RPM (their central axes turn at 5400 revolutions per minute). You’ll see snappier performance if you can get a 7200 RPM drive, and some specialized operating environments even call for 10,000 RPM drives. Faster drives cost more, are louder and use more power, but they exist as options.


3 0
3 years ago
With the help of what memory a computer can read as well as write or modify data
vivado [14]

Answer

Hi,

With the help of <u>random access memory(RAM)</u> a computer can read as well as write or modify data.

Explanation

Memory is a vital element in computers because it allows it to perform simple tasks. The random access memory/read write memory/main memory/primary memory is a volatile memory data stores the programs and data that the CPU requires for execution. This type of memory can easily be written as well as read from using the software associated with its functioning.

Hope this Helps!

6 0
3 years ago
When you call one of the Scanner class's methods to read a primitive value, such as nextInt or nextDouble, and then call the nex
Rzqust [24]

The answer is true.

Explanation:

The scanner class's methods are the methods in java.util, which allows the user to read values of various types. If the nextLine is issued after a numeric read and the numeric value is at the end of the line, nextLine returns the empty string.

The problem occurs when you click the enter key which is a new line \n character. nextInt() has only the integer but skips the new line \n.

To solve this problem, you have to add the input.nextLine() after reading the int it will consume the \n.

Hence, make input.nextLine(); call after input.nextint(); which reads till end of life.

5 0
3 years ago
A swimmer covers 180m in 20 seconds. How many metres does she swim in one second?​
dezoksy [38]

Answer:

9 meters per second

Explanation:

180/20= 9

4 0
3 years ago
In the Business world people are often measured by their???
alisha [4.7K]

Answer:

D

Explanation:

You need skills to succeed!!

6 0
3 years ago
Read 2 more answers
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